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Mathew Rees
Silicone Render System Ltd is a plastering company based in Porthcawl, with over 20 years’ experience in the plastering trade. W...

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in CF36 by posting a job with HaMuch and we will send it to extension builders in CF36.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Porthcawl | £33 | £252 |
| Convert A Basement near Pyle | £34 | £262 |
| Convert A Basement near Bridgend | £32 | £200 |
| Convert A Basement near Port Talbot | £31 | £227 |
| Convert A Basement near Maesteg | £38 | £283 |
| Convert A Basement near Vale of Glamorgan | £29 | £217 |
| Convert A Basement near Neath | £30 | £225 |
| Convert A Basement near Swansea | £29 | £229 |
| Convert A Basement near Neath Port Talbot | £31 | £224 |
| Convert A Basement near Rhondda | £31 | £206 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £19,580

Two storey extension - £91,120

Build a timber frame extension - £28,080

Build a swimming pool - £83,080

Single storey extension - £96,600

Side return extension - £64,900

Install an RSJ - £4,280

Outbuilding - £12,080

Build a Mansard loft conversion - £54,080

Loft conversion - £53,250

Build a kitchen extension - £44,080

Hip to gable loft conversion - £44,080

Granny annexe - £89,080

Garden office - £12,080

Convert a Garage - £18,080

Garage - £20,580

Build a flat roof extension - £24,080

Build a dormer loft conversion - £44,080

Concrete foundations - £8,330

Convert a bungalow loft - £31,080

Convert a basement - £60,900